mourn

verb

ˈmȯrn 

mourned; mourning; mourns

intransitive verb

1

: to feel or express grief or sorrow

When he dies, people throughout the world will mourn.

2

: to show the customary signs of grief for a death

especially : to wear mourning

mourned for thirty days in black clothes

3

: to murmur mournfully

—used especially of doves

transitive verb

1

: to feel or express grief or sorrow for

mourned the death of his son

2

: to utter mournfully

let the whirlwind mourn its requiem

—W. S. Gilbert

mourner noun

mourningly

ˈmȯr-niŋ-lē 

adverb

Synonyms

• grieve

Examples of mourn in a Sentence

She is still mourning her husband, who died last year.

Thousands of people mourned his death.

She was mourned by everyone who knew her.

She mourned the loss of her youth.

He still mourns the fact that he never went to college.

Recent Examples on the Web

Goldberg, 69, and the When Harry Met Sally star have mourned and celebrated their late pal more than once. —Jack Smart, People.com, 12 Aug. 2025

Advertisement Hundreds gathered at the Sheikh Radwan cemetery in the Gaza Strip to mourn the five journalists on Monday. —Richard Hall, Time, 11 Aug. 2025

Patterson suggests giving yourself space to mourn the loss of your job—not just the position, but the life, relationships, and sense of identity that came with it. —Essence, 9 Aug. 2025

All of them climb this frame, and two earn new personal bests as millions mourn his passing. —Hugh McIntyre, Forbes.com, 8 Aug. 2025

Word History

Etymology

Middle English, from Old English murnan; akin to Old High German mornēn to mourn, Greek mermēra care — more at memory

First Known Use

before the 12th century, in the meaning defined at intransitive sense 1

Rhymes for mourn

• borne
• bourn
• bourne
• corn
• morn
• porn
• scorn
• shorn
• sworn
• thorn
• torn
• warn

Kids Definition

mourn

verb

ˈmō(ə)rn 

ˈmȯ(ə)rn

1

: to feel or show grief or sorrow especially over someone's death

2

: to display the customary signs of grief for a death especially by wearing mourning

mourner noun